Simultaneous Nadir Overpasses (SNOs) between GOES-16 and NOAA-21
TLE Epoch: 2023 2 27.  Predictions up to the next  14.0 days:

     Date     Time(GOES-16)   GOES-16 Lat/Lon  NOAA-21 Lat/Lon    Distance(km)  Time Diff(sec)
 02/28/2023   06:38:25   (  -0.07, -75.19) (   0.59, -78.02)  323.50                80
 03/01/2023   06:17:00   (  -0.07, -75.19) (  -0.44, -73.50)  192.86                80
 03/02/2023   18:38:56   (   0.07, -75.19) (  -0.74, -78.81)  412.24                80
 03/03/2023   18:22:51   (   0.06, -75.19) (   0.24, -74.27)  104.65                80
 03/05/2023   06:44:38   (  -0.06, -75.21) (   0.94, -79.54)  494.13                80
 03/06/2023   06:23:14   (  -0.05, -75.22) (  -0.10, -75.02)   23.07                80
 03/08/2023   18:29:05   (   0.05, -75.24) (  -0.07, -75.79)   62.96                80
 03/09/2023   18:10:19   (   0.05, -75.25) (   0.92, -71.25)  454.87                80
 03/11/2023   06:32:06   (  -0.05, -75.28) (   0.25, -76.53)  142.53                80
 03/12/2023   06:10:42   (  -0.05, -75.30) (  -0.80, -72.01)  375.35                80
 03/13/2023   18:35:17   (   0.04, -75.31) (  -0.39, -77.31)  227.71                80